US PATENT SUBCLASS 355 / 42
.~.~ Including electromagnet

Current as of: June, 1999
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355 /   HD   PHOTOCOPYING

18  DF  PROJECTION PRINTING AND COPYING CAMERAS {27}
40  DF  .~ Identifying, composing, or selecting {3}
42.~.~ Including electromagnet

DEFINITION

Classification: 355/42

(under subclass 40) Subject matter including an intermittently energized electromagnet which may be termed a solenoid or electrical relay.

SEE OR SEARCH THIS CLASS, SUBCLASS:

36, for a multicolor projection copier with light intensity or exposure time regulating means including an electromagnet.